37 Open Source iPhone App Store Apps – Updated With 12 New Apps!

open source iphone app store apps

Welcome to the fourth iteration of this big list of open source iPhone apps.  For those that have seen similar listings on other sites using the exact wordings, and links below welcome to the source for the original list.

It can be tough to learn how to develop, especially when it comes to finding complete examples.  That’s why I put this list together.  Each of these apps has been in the app store, and all but one are in there right now.  So if you’re looking for an example of some real apps here they are.

Update: This list now actually contains 37 apps thanks to the additions of Tweetee and Spacebubble.  Also added was a link to a Github project created for those looking to download the wikihow source code.

Note to potential content thieves: I was amazed by the number of human edited sites that flat out copied this list without any attribution of any type (even the descriptions).. it seems so many copied that the original page on ManiacDev.Com (where I hope you’re reading this..) vanished from Google which wasn’t cool.  While this may just be a list it takes me hours each time I post it to put it together, find new apps, and check the links.

If you feel you have to copy this list in an effort to make a quick buck (I know the lack of money makes people do stupid things) I’ve got a better alternative for you… why not write a post about your favorite apps from this list, and link back to this page?  I’ll even give you a link back in the form of a trackback.  We’ll both get more visitors.

The Apps

Here is the list in alphabetical order:

1. ABC 123Sequence memorization game. Utilizes Cocos2D. (itunes link) (source code)

*2. ArtificeStrategy game where you try to get to the other side by moving boxes out of the way. Utilizes Cocos2D. (itunes link) (source code)

3. ColloquyConversion of the most popular Mac IRC client to the iPhone. (itunes link) (source code)

*4. Countitout - A generic counting app. (itunes link) (source code)

5. Diceshaker - Dice rolling simulator designed for role-playing game enthusiasts. (itunes link) (source code)

6. Doom Classic - Classic 3D first person shooter. (itunes link) (source code) (build instructions)

*7. Fosdem - Calendar app for the Fosdem open source conference. (itunes link) (source code)

8. FreshbooksApp that enables usage of Freshbooks web invoicing software from your iPhone. (itunes link) (source code)

9. GorillasClassic Worms/iShoot turn based shooter type game converted to iPhone from basic. Utilizes Cocos2D. (itunes link) (source code). 1249ouFh83XA

*10. Go Go LottoOpen source lotto ticket generator. (itunes link) (source code)

11. Last.fmSoftware that enables usage of the Last.fm platform for personal radio stations. (itunes link) (source code)

12. Mobilesynth - A monophonic synthesizer designed for live performance. (itunes link) (source code)

13. MoleculesAllows you to view 3D models of molecules and manipulate them through touch. (itunes link) (source code)

14. MoverAllows you to transfer stuff from one iPhone to another by “flicking” it to the other device. (itunes link) (source code)

15. Natsulion - A basic twitter client converted from mac. (itunes link) (source code)

16. NowPlayingAllows you to check local theater listings, and check rotten tomato ratings. (itunes link) (source code)

17. PacklogBackpack journal client. (itunes link) (source code)

*18. PlainNoteSimple Open Source Notepad. (itunes link) (source code)

19. PocketFlixFind movies, and manage your Netflix information. (itunes link) (source code)

*20. NevoChessA Xiangqi game. (itunes link) (source code)

21. reMailE-mail client featuring ultra-fast search. Removed from app store, but source made available. (source code)

22. RobotFindsKittenPort of a very silly “classic” ASCII game. (itunes link) (source code)

23. Sci-15 HPCalcCalculator app based on classic scientific HP-Calculator. (itunes link) (source code)

*24. SpaceBubbleSpace game featuring core graphics, and accelerometer usage. (itunes link) (source code)

*25. Star3MapAugmented reality star and planet charting application. (itunes link) (source code)

26. Task CoachPersonal to-do list and task manager. (itunes link) (source code)

27. TubestatusLondon train schedule tracker. (itunes link) (source code)

28. TweejumpPlatform jumping game inspired by Icy Tower. Utilizes Cocos2D. (itunes link) (source code)

*29. TweeteeEnhanced version of the Natsulion Twitter Client. (itunes link) (source code)

30. TweeteroBasic twitter client with image uploading. (itunes link) (source code)

31. TwitterfonSuper-fast intuitive twitter client. (itunes link) (source code)

* 32. ViralFireUnique game where you are a dodging blood cell. (itunes link) (source code)

* 33. WikihowA reader app for the popular how to wiki site. (itunes link) (source code)

* 34. Wolfenstein 3D Classic Platinum – If you haven’t heard of Wolfenstein post below so we can say a prayer for you. (itunes link) (source code)

35. WordPressClient for managing WordPress blogs. Also has an iPad version. (itunes link) (source code)

36. YourRightsPocket database containing a summary of your legal rights. (itunes link) (source code)

* 37. ZBarA barcode reader. (itunes link) (source code)

Check them out if you are working on something similar or think they might have a feature you could use there’s no reason to re-invent the wheel.  Always make sure you understand the licenses though many are GPL and require that you open source your app.

Please Share And Comment

Please click here to share this list with others by tweeting about it.

If you’ve found or have released another open source iPhone or iPad app that has been in the app store then please mention it in the comments.

If you see this list copied someplace else please mention it in the comments.

Or if you have any other thoughts please mention them below, thanks.

21. Wikihow – A reader app for the popular how to wiki site. (itunes link) (available by e-mail from support@wikihow.com)

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  • I think it's excellent that you compiled this list! If you would like, you may add my open source game to your list.
    Source code: http://www.Vellios.com/iphone/spacebubble.html
    The game is on the App Store for free. It's called SpaceBubble.
  • michele
    When you click on #4 there is no download :\
  • John
    I'll double check that ASAP, thank you for the comment.
  • John
    It is fine just use the svn checkout as shown on the page.
  • Next time have a image preview of all the apps.
    It will be much appreciated by everyone. Thanks for the list.
  • John
    Good idea, thanks.
  • Sameer
    Hi Thank you!
    this is great help for developing.
  • Sorry I misspelled the name of my own site :-( http://www.corradoignoti.it/tweetee/ this is the right one.

    Thank you
  • Hi! 36 Open Source iPhone App: you forgot tweetee :-) http://tweetee.corradoignoti.it
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